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  • Metacaulk MC 150+ Sealant 20.2oz Sausage (case of 12) 66385

    $154.89
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    SKU:
    66385
    Metacaulk MC 150+ is a one-component, general purpose, fire-rated sealant and smoke seal for construction joints and through-penetrations. A water-based, non-sag caulking grade sealant that is easy to apply as well as to retrofit.An economic choice for most common applications. Sound Transmission Class (STC) rating 51, Tested in a UL 411 wall assembly/section to ASTM E90.